grant from stand up 2 cancer, a clinical trial begins this month, for three drugs, one that targets the cacoon, another that targets the tumor and a third intended to cut off the cancer's fuel supply. >> so by cutting off the fuel, by creating damage with the gemcitabine, and by eliminating the cocoon, we're going to strip off all the defenses of the pancreatic cancer cell and, therefore, kill it. >> couric: two-thirds of this chemo combo has already worked wonders for howard young, who has had no signs of cancer since 2009. he's resumed an active, busy life of work, golf, and most of all, family. i'm sure there are a lot of things you want to be around for. when you think of those things, what are they? >> oh, graduations, weddings. i've got three daughters, and besides trying to find a way to pay for the weddings, i'd like to attend them, too. >> couric: you'd like to walk them down the aisle? >> absolutely right.